code: def _get_reconnecting_from_context(context: Any) -> bool:
      """
      Get `reconnecting` from gRPC metadata, or False if missing.
      """
      metadata = {k: v for k, v in context.invocation_metadata()}
      val = metadata.get("reconnecting")
      if val is None or val not in ("True", "False"):
          logger.error(
              f'Client connecting with invalid value for "reconnecting": {val}, '
              "This may be because you have a mismatched client and server "
              "version."
          )
          return False
      return val == "True"
  
imports: from collections import defaultdict
  from ray.util.client.server.server_pickler import loads_from_client
  import ray
  import logging
  import grpc
  from queue import Queue
  import sys
  from typing import Any, Dict, Iterator, TYPE_CHECKING, Union
  from threading import Event, Lock, Thread
  import time
  import ray.core.generated.ray_client_pb2
  import ray.core.generated.ray_client_pb2_grpc
  from ray.util.client.common import CLIENT_SERVER_MAX_THREADS, _propagate_error_in_context, OrderedResponseCache
  from ray.util.client import CURRENT_PROTOCOL_VERSION
  from ray.util.debug import log_once
  from ray._private.client_mode_hook import disable_client_hook
label_desc: Use image node_id 1 for calling a global function with example usage: _get_reconnecting_from_context(context) and returns: unknown, False